Now playing Next Business Series Global leaders tackle Bitcoin in Davos The value of Bitcoin soared by 1,700 per cent at the end of last year. But are global, cryptocurrencies regulatable, and do they help criminals transact their business? Davos tackles this difficult subject. 26/01/2018
Now playing Next World News Price of Bitcoin drops by nearly half since December peak Other cryptocurrencies plunged as well after reports South Korea and China could ban cryptocurrency trading. 17/01/2018
Now playing Next Economy Cryptocurrency mania: and now, the bitcoin futures Investors can now bet on the rise or fall of the cryptocurrency using bitcoin futures, which have started trading on a major regulated exchange. 11/12/2017
Now playing Next Venezuela Maduro tries to change rules of game by creating Venezuelan cryptocurr Venezuela is creating a bitcoin rival, the "Petro", to get around the handicaps of what President Maduro calls America's "financial blockade" of the country. 04/12/2017